Luis Ramos, left, of San Diego takes a picture of his son Alek, 6, third from right, and daughter Anabel, 11, second from right, and their friends Emiliano Beltran, 12, fourth from...
Photo by Chris Pizzello/Invision/AP
Sculptor Sam Gao works on a clay model during Preview Night of the 2018 Comic-Con International at the San Diego Convention Center, in San Diego.
Photo by Chris Pizzello/Invision/AP
Women dressed as Supergirl walk along a downtown San Diego street on Preview Night of the 2018 Comic-Con International in San Diego.
AP Photo/Richard Vogel
Emily Escevarria, of San Diego, shows off her costume as Starfire from the "Teen Titans Go!" television series outside Preview Night of the 2018 Comic-Con International at the San ...
Photo by Chris Pizzello/Invision/AP
Brandon Keller, of San Diego, poses as a zombie from the television series "The Walking Dead" as he waits in line for Preview Night of the 2018 Comic-Con International at the San D...
Photo by Chris Pizzello/Invision/AP
Dean LeCrone, of San Diego, wears his Dr. Artemus Peepers costume as he walks past attendees to Preview Night of the 2018 Comic-Con International at the San Diego Convention Center...
Photo by Chris Pizzello/Invision/AP
An oversized Lego action figure from Marvel's "Avengers: Infinity War" is displayed on the convention floor during Preview Night of the 2018 Comic-Con International at the San Dieg...
Photo by Chris Pizzello/Invision/AP
Paul Nestor, of San Diego, poses next to cut-out figures of President Donald Trump and his daughter Ivanka at a booth for the satirical comic book series "Trump's Titans" during Pr...
Photo by Chris Pizzello/Invision/AP
Fans take photographs of a Bat-Signal projected onto City Hall following a tribute to "Batman" star Adam West, in Los Angeles.
Photo by Chris Pizzello/Invision/AP
Mike Justin Harrison, wearing a Batman costume, and Chad Evatt, who is dressed as the Riddler, pose for a photo outside City Hall, in Los Angeles before a tribute to "Batman" star ...
AP Photo/Michael Balsamo
A man poses in front of a Bat-Signal projected onto City Hall at a tribute to "Batman" star Adam West, in Los Angeles.
Photo by Chris Pizzello/Invision/AP
Fans dressed as characters from "Batman" pose in front of a Bat-Signal projected onto City Hall following a tribute to "Batman" star Adam West, in Los Angeles.
Photo by Chris Pizzello/Invision/AP
Costumed people take par in the Middle East Comic-Con in Dubai, United Arab Emirates.
The superheroes created by Stan Lee have been adapted into blockbuster films that opened doors to people from all generations to be a part of these fandoms.